Buying a telescope is a big step, especially if you’re not sure what all those terms — f/ratio, magnification, go-to — mean. So, to eliminate confusion and make sure you understand what you’re buying, ...

Add Yahoo as a preferred source to see more of our stories on Google. Children love looking up at the stars and imagining distant galaxies, but with just their eyes, they can only see so much.

A telescope can completely change how the night sky looks, but choosing the right one depends on how and where it will be used. A good astronomy telescope is not only about magnification but also ...

What is NASA's new space telescope PRIMA? JAXA also participates, exploring the origins of water from the 'cold universe'To see the universe, cool the telescope itself.While it may sound contradictory ...

Overview Smart telescopes automate much of the process of finding, tracking, and imaging celestial objects, while traditional telescopes require more hands-on c ...

For most of us who are not astronomers, the image that comes to mind when describing a reflecting telescope is of a huge instrument in its own domed-roof building on a mountain top. But a reflecting ...

Astronomers have been detecting a growing number of Earth-sized exoplanets in recent years. But analyzing their atmospheres or even imaging them is much more difficult because they are small and so ...

So many fascinating pictures of space don’t actually come from NASA or even a satellite. They come from someone with a telescope and a camera. Astro photography is a cool hobby, but it can be ...